swap_horiz Peggy Whitson Alternatives

1

Alex Honnold

Alex Honnold is an American rock climber known for free-solo climbing, in which a climber ascends without ropes or prote...

American Contemporary Mountaineering North America

8.8 Great

2

Robin Knox-Johnston

Sir Robin Knox-Johnston is a British sailor who became the first person to complete a solo, nonstop circumnavigation of...

Contemporary Global British Maritime

8.5 Great

3

Joshua Slocum

Joshua Slocum was a Canadian-born American mariner and writer who completed the first documented solo circumnavigation o...

American Global 19TH Century Maritime

8.4 Great

4

Tommy Caldwell

Tommy Caldwell is an American rock climber known for difficult free climbs, big-wall routes, and sustained climbing on Y...

American Contemporary Mountaineering North America

8.3 Great

5

Victor Vescovo

Victor Vescovo is an American private-equity investor, retired naval officer, and undersea explorer. He led the Five Dee...

American Contemporary Underwater Five Deeps

8.2 Great

6

Ed Viesturs

Ed Viesturs is an American high-altitude mountaineer known for climbing all fourteen mountains higher than 8,000 metres...

American Contemporary Mountaineering Himalaya

8.2 Great

7

Sylvia Earle

Sylvia Earle is an American marine biologist, oceanographer, explorer, and advocate for marine conservation. In 1979 she...

American Contemporary Marine Biology Underwater

8.1 Great

8

Ed White

Edward H. White II was an American engineer, United States Air Force officer, and NASA astronaut. During the Gemini 4 mi...

American Space 20TH Century Orbit

8.1 Great

9

Chris Hadfield

Chris Hadfield is a Canadian retired astronaut, engineer, and military pilot who flew on two Space Shuttle missions and...

Contemporary Canadian Space Commander

7.8 Good

10

Jim Irwin

James Benson "Jim" Irwin was an American astronaut and Air Force officer who served as lunar module pilot on NASA's Apol...

American Space 20TH Century Moon

7.8 Good

11

Charlie Duke

Charles "Charlie" Duke is an American former astronaut, engineer, and United States Air Force officer who served as luna...

American Space 20TH Century Moon

7.8 Good

12

Scott Kelly

Scott Kelly is a retired American astronaut, former naval aviator, and veteran of four spaceflights. From March 2015 to...

American Contemporary Space Iss

7.7 Good

13

Conrad Anker

Conrad Anker is an American mountaineer known for expeditions in the Himalaya, Antarctica, and other remote mountain reg...

American Contemporary Mountaineering Himalaya Antarctic

7.5 Good

14

Will Steger

Will Steger is a prominent American explorer, educator, and environmentalist known for his extensive and unprecedented p...

American Contemporary Polar Arctic Antarctic

7.4 Good

15

Ann Bancroft

Ann Bancroft is an American explorer, author, and educator renowned for her pioneering polar expeditions. In 1986, she b...

American Contemporary Polar Arctic Antarctic

7.2 Good

16

Tim Peake

Tim Peake is a British astronaut and former Army Air Corps officer who was selected for the European Space Agency's astr...

Contemporary Space British Iss

7.0 Good

17

Tori Murden McClure

Tori Murden McClure is an American adventurer, author, and academic administrator known for long-distance rowing and pol...

American Contemporary Maritime Atlantic

7.0 Good

18

Colin O'Brady

Colin O'Brady is an American endurance athlete and explorer who completed a solo, unsupported, human-powered crossing of...

American Contemporary Polar Antarctic

6.8 Fair

19

Eric Larsen

Eric Larsen is an American polar explorer, expedition leader, and guide known for human-powered journeys in Arctic and A...

American Contemporary Polar Arctic Antarctic

6.6 Fair

20

Mark Synnott

Mark Synnott is an American professional rock climber, author, and National Geographic Explorer. His work combines techn...

American Contemporary Global Mountaineering

6.5 Fair